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2、有关第111号化学元素Rg的叙述，下列哪项不正确？
A．是一种人工合成的放射性化学元素
B．以居里夫妇命名的元素
C．化学性质和金、银、铜等金属类似
D．白色或灰白色
参考答案和解析
以居里夫妇命名的元素
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单选题若N2（g）+3H2（g）==2H3（g），Kθ=0.63。达到平衡时，再送入一定量的N2（g），则平衡常数Kθ反应商Q和反应的吉布斯函数变ΔrGθm的关系为（）A
Q=Kθ，ΔrGθm=0B
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考题
单选题下列关于永久荷载分项系数的取值的叙述错误的是（）A
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单选题根据热力学知识，下列定义正确的是（）。A
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